<html>
	<head>
		<title>Circle</title>
		<script type="text/javascript">
			function touchIt(){
				var userName=prompt("What is your name?",
					"Enter your name here.");
				if(userName) {
					alert("Nice to meet you, " + userName + ".");
					document.getElementById("circleImg").src="./img/welcome.jpg";
				}
			}
		</script>
	</head>
	<body>
		<div style="margin-top:100px; text-align:center">
			<img id="circleImg" src="./img/circle.png" alt="circle" 
				style="cursor:pointer" onclick="touchIt();" />
		</div>
	</body>
</html>
